To Compensate Probes - Rigol DS1000CA series User Manual

To Compensate Probes

Perform this adjustment to match the characteristics of the probe and the channel
input. This should be performed whenever attaching a probe to any input channel
the first time.
1. From CH1 menu, set the Probe attenuation to 10X (press CH1 → Probe → 10X).
Set the switch to 10X on the probe and connect it to CH1 of the oscilloscope.
When using the probe hook-tip, inserting the tip onto the probe firmly to ensure
a proper connection.
2. Attach the probe tip to the Probe compensator connector and the reference lead
to the ground pin, Select CH1, and then press AUTO.
3. Check the shape of the displayed waveform.
Over compensated
4. If necessary, use a non-metallic tool to adjust the trimmer capacitor of the probe
for the flattest square wave being displayed on the oscilloscope.
5. Repeat if necessary.
WARNNING
!
To avoid electric shock while using the probe, be sure the perfection of the
insulated cable, and do not touch the metallic portions of the probe head
while it is connected with a voltage source.
User‟s Guide for DS1000CA Series
Correctly Compensated
Figure 1-9
Figure 1-7 Waveform compensation
RIGOL
Under Compensated
1-9